Double walled bowl



FIG. 1 is a top perspective view of Embodiment 1, showing our design for a double walled bowl;

FIG. 2 is front elevational view thereof, with the rear, right, and left elevational views being a mirror image;

FIG. 3 is a top plan view thereof, with the top plan view of Embodiment 2 being the same;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a cross-sectional view thereof taken along line 5—5 shown in FIG. 3, with the sectional view of Embodiment 2 being the same;

FIG. 6 is a top perspective view of Embodiment 2, showing our design for a double walled bowl;

FIG. 7 is a front elevational view thereof, with the rear, right, and left elevational views being a mirror image; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for a double walled bowl, as shown and described. 